Electronic module, in particular an electronic power module for hybrid vehicles or electric vehicles

Abstract

The invention relates to an electronic module ( 1 ), in particular an electronic power module for hybrid vehicles or electric vehicles, said module comprising a first circuit board ( 10 ) with an upper side ( 11 ) and an underside ( 12 ) facing away from the upper side ( 11 ), wherein a plug-in connector ( 40 ) for making electrical contact with the first circuit board ( 10 ) is arranged on the first circuit board ( 10 ), further comprising an electronics unit ( 20 ), in particular a power electronics unit, wherein the electronics unit ( 20 ) is arranged on the underside ( 12 ) of the first circuit board ( 10 ), wherein the electronics unit ( 20 ) is electrically contacted by means of a flexible second circuit board ( 30 ), wherein the flexible second circuit board ( 30 ) comprises a connection region ( 31 ) with a plug-in region ( 32 ), wherein the plug-in region ( 32 ) of the flexible second circuit board ( 30 ) is plugged into the plug-in connector ( 40 ) of the first circuit board ( 10 ) in a plug-in direction (R), and the electronics unit ( 20 ) is thereby electrically contacted by the first circuit board ( 10 ). It is proposed that the plug-in connector ( 40 ) of the first circuit board ( 10 ) is arranged on the underside ( 12 ) of the first circuit board ( 10 ), wherein the connection region ( 31 ) of the flexible second circuit board ( 30 ) comprises at least one gripping region ( 33 ), wherein the gripping region ( 33 ) projects beyond the plug-in region ( 32 ) in the plug-in direction (R), wherein the gripping region ( 33 ) protrudes through a recess ( 13 ) in the first circuit board, ( 10 ) from the underside ( 12 ) of the first circuit board ( 10 ) to the upper side ( 11 ) of the first circuit board ( 10 ).

1 . An electronic module ( 1 ) comprising: a first circuit board ( 10 ) with an upper side ( 11 ) and an underside ( 12 ) facing away from the upper side ( 11 ), wherein a plug-in connector ( 40 ) for making electrical contact with the first circuit board ( 10 ) is arranged on the first circuit board ( 10 ),
 further comprising an electronics unit ( 20 ) wherein the electronics unit ( 20 ) is arranged on the underside ( 12 ) of the first circuit board ( 10 ),   wherein the electronics unit ( 20 ) is electrically contacted by means of a flexible second circuit board ( 30 ),   wherein the flexible second circuit board ( 30 ) comprises a connection region ( 31 ) with a plug-in region ( 32 ), wherein the plug-in region ( 32 ) of the flexible second circuit board ( 30 ) is plugged into the plug-in connector ( 40 ) of the first circuit board ( 10 ) in a plug-in direction (R), and the electronics unit ( 20 ) is thereby electrically contacted by the first circuit board ( 10 ),   wherein the plug-in connector ( 40 ) of the first circuit board ( 10 ) is arranged on the underside ( 12 ) of the first circuit board ( 10 ), wherein the connection region ( 31 ) of the flexible second circuit board ( 30 ) comprises at least one gripping region ( 33 ), wherein the gripping region ( 33 ) projects beyond the plug-in region ( 32 ) in the plug-in direction (R),   wherein the gripping region ( 33 ) protrudes through a recess ( 13 ) in the first circuit board ( 10 ), from the underside ( 12 ) of the first circuit board ( 10 ) to the upper side ( 11 ) of the first circuit board ( 10 ).   
     
     
         2 . The electronic module according to  claim 1 , wherein at least two gripping regions ( 33 ) are formed on the flexible second circuit board ( 30 ), wherein the plug-in region ( 32 ) of the flexible second circuit board ( 30 ) and the plug-in connector ( 40 ) are arranged between the gripping regions ( 33 ) of the second circuit board ( 32 ). 
     
     
         3 . The electronic module according to  claim 1 , wherein the plug-in region ( 32 ) and/or the gripping region ( 33 ) are configured as a rigid region of the flexible second circuit board ( 30 ). 
     
     
         4 . The electronic module according to  claim 1 , wherein a centering device ( 50 ) is arranged between the first circuit board ( 10 ) and the electronics unit ( 20 ), wherein the flexible second circuit board ( 30 ) passes through a centering opening ( 51 ) of the centering device ( 50 ) and the plug-in region ( 32 ) of the flexible second circuit board ( 30 ) is thereby oriented, wherein at least one centering element ( 52 ) is formed on the centering device ( 50 ), which centering element is in contact with the first circuit board ( 10 ) and through which said centering element the first circuit board ( 10 ) is oriented on the centering device ( 50 ). 
     
     
         5 . The electronic module according to  claim 4 , wherein the centering element ( 52 ) is configured as a pin ( 52 ), which protrudes through an orientation opening ( 14 ) formed in the first circuit board ( 10 ). 
     
     
         6 . The electronic module according to  claim 4 , wherein the centering device ( 50 ) is configured as a plate. 
     
     
         7 . The electronic module according to  claim 1 , wherein a holding device ( 60 ) for holding and orienting the connection region ( 31 ) of the flexible second circuit board ( 30 ) is formed on the electronics unit ( 20 ). 
     
     
         8 . The electronic module according to  claim 7 , wherein the connection region ( 31 ) of the flexible second circuit board ( 30 ) is held in a first position by the holding device ( 60 ) and is oriented in the plug-in direction (R), and the connection region ( 31 ) of the flexible second circuit board ( 30 ) can be released from the holding device ( 60 ) by pulling on the gripping region ( 33 ) in the plug-in direction (R). 
     
     
         9 . The electronic module according to  claim 7 , wherein the holding device ( 60 ) comprises a first holding part ( 61 ) and a second holding part ( 62 ), wherein the first holding part ( 61 ) and the second holding part ( 62 ) are spaced apart by an intermediate space ( 63 ), wherein the connection region ( 31 ) of the flexible second circuit board ( 30 ) can be clamped into the intermediate space ( 63 ) between the first holding part ( 61 ) and the second holding part ( 62 ), so that the connection region ( 31 ) is held by the holding device ( 60 ) and oriented in the plug-in direction (R). 
     
     
         10 . The electronic module according to  claim 9 , wherein a latching element ( 64 ) is formed on the first holding part ( 61 ) and/or on the second holding part ( 62 ) and projects into the intermediate space ( 63 ), wherein a latching opening ( 35 ) complementary to the latching element ( 64 ) is formed on the connection region ( 31 ) of the flexible circuit board ( 30 ), into which the latching element ( 64 ) can be latched. 
     
     
         11 . The electronic module according to  claim 1 , wherein the electronic module is an electronic power module for hybrid vehicles or electric vehicles. 
     
     
         12 . The electronic module according to  claim 1 , wherein the electronics unit ( 20 ) is a power electronics unit. 
     
     
         13 . The electronic module according to  claim 4 , wherein the flexible second circuit board ( 30 ) passes through a centering opening ( 51 ) of the centering device ( 50 ) in the plug-in direction (R). 
     
     
         14 . The electronic module according to  claim 6 , wherein the centering device ( 50 ) is configured as a support plate for the first circuit board ( 10 ). 
     
     
         15 . The electronic module according to  claim 8 , wherein the holding device ( 60 ) comprises a first holding part ( 61 ) and a second holding part ( 62 ), wherein the first holding part ( 61 ) and the second holding part ( 62 ) are spaced apart by an intermediate space ( 63 ), wherein the connection region ( 31 ) of the flexible second circuit board ( 30 ) can be clamped into the intermediate space ( 63 ) between the first holding part ( 61 ) and the second holding part ( 62 ), so that the connection region ( 31 ) is held by the holding device ( 60 ) and oriented in the plug-in direction (R). 
     
     
         16 . The electronic module according to  claim 15 , wherein a latching element ( 64 ) is formed on the first holding part ( 61 ) and/or on the second holding part ( 62 ) and projects into the intermediate space ( 63 ), wherein a latching opening ( 35 ) complementary to the latching element ( 64 ) is formed on the connection region ( 31 ) of the flexible circuit board ( 30 ), into which the latching element ( 64 ) can be latched.